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918637-71-5 2h-1-benzothiopyran-3-acetic acid, 3,4-dihydro-3-methyl-4-oxo-, ethylester, (3r)-

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Product Name 2H-1-Benzothiopyran-3-acetic acid, 3,4-dihydro-3-methyl-4-oxo-, ethylester, (3R)-
CAS No. 918637-71-5
Molecular Formula C14H16O3S